Q

QFD

Quality Function Deployment

Qualification testing

Testing performed to demonstrate to the acquirer that an item, system, or sub-system meets its specified requirements.

Quality assurance

A planned and systematic pattern of all actions necessary to provide adequate confidence that management, technical planning, and controls are adequate to establish correct technical requirements for design and manufacturing. And to manage design activity standards, drawings, specifications, or other documents referenced on drawings, lists or technical documents.